Home / 3,226.70-4,453.36-1,829.90

Finding the Fourth Proportional to 3,226.70, 4,453.36 and 1,829.90

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Solution

The fourth proportional to 3,226.70, 4,453.36 and 1,829.90 is: 2,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.70 : 4,453.36 = 1,829.90 : x
  2. Step 2: Convert to fraction form
    3,226.70/4,453.36 = 1,829.90/x
  3. Step 3: Cross multiply
    3,226.70x = 4,453.36 × 1,829.90
  4. Step 4: Simplify right side
    3,226.70x = 8,149,176.62
  5. Step 5: Solve for x
    x = 8,149,176.62/3,226.70
  6. Step 6: Final answer
    x = 2,525.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.